Home / 7,947.66-11,885.69-6,074.10

Finding the Fourth Proportional to 7,947.66, 11,885.69 and 6,074.10

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Solution

The fourth proportional to 7,947.66, 11,885.69 and 6,074.10 is: 9,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.66 : 11,885.69 = 6,074.10 : x
  2. Step 2: Convert to fraction form
    7,947.66/11,885.69 = 6,074.10/x
  3. Step 3: Cross multiply
    7,947.66x = 11,885.69 × 6,074.10
  4. Step 4: Simplify right side
    7,947.66x = 72,194,869.63
  5. Step 5: Solve for x
    x = 72,194,869.63/7,947.66
  6. Step 6: Final answer
    x = 9,083.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.